<?php

namespace app\common\validate;

class User extends BaseValidate
{
    protected $rule = [
        'name' => 'require|isNotEmpty',
        'identityNumber' => 'require|isIdentityNumber',
        'mobile' => 'require|isMobile',
        '__token__' => 'token'
    ];

    protected $message = [
        'name' => '姓名不能为空',
        'identityNumber.require' => '身份证号不能为空',
        'identityNumber.isIdentityNumber' => '身份证号格式不正确',
        'mobile.require' => '手机号码不能为空',
        'mobile.isMobile' => '手机号码格式不正确',
    ];

    protected function isIdentityNumber($value)
    {
        $rule = '/(^\d{15}$)|(^\d{17}([0-9]|X))$/isu';
        $result = preg_match($rule, $value);
        if ($result) {
            return true;
        } else {
            return false;
        }
    }

    protected function isMobile($value)
    {
        $rule = '^1(3|4|5|6|7|8)[0-9]\d{8}$^';
        $result = preg_match($rule, $value);
        if ($result) {
            return true;
        } else {
            return false;
        }
    }

    protected function checkIdCard($idcard)
    {
        $City = [
            11 => '北京',
            12 => '天津',
            13 => '河北',
            14 => '山西',
            15 => '内蒙古',
            21 => '辽 宁',
            22 => '吉林',
            23 => '黑龙江',
            31 => '上海',
            32 => '江苏',
            33 => '浙江',
            34 => '安徽',
            35 => '福建',
            36 => '江西',
            37 => '山东',
            41 => '河南',
            42 => '湖北',
            43 => '湖南',
            44 => '广东',
            45 => '广西',
            46 => '海南',
            50 => '重庆',
            51 => '四川',
            52 => '贵州',
            53 => '云南',
            54 => '西藏',
            61 => '陕西',
            62 => '甘肃',
            63 => '青海',
            64 => '宁夏',
            65 => '新疆',
            71 => '台湾',
            81 => '香港',
            82 => '澳门',
            91 => '国外'
        ];

        $iSum = 0;
        $idCardLength = strlen($idcard);
        // 长度验证
        if (!preg_match('/^\d{17}(\d|x)$/i', $idcard) and !preg_match('/^\d{15}$/i', $idcard)) {
            return false;
        }
        //地区验证
        if (!array_key_exists(intval(substr($idcard, 0, 2)), $City)) {
            return false;
        }

        // 15位身份证验证生日，转换为18位
        if ($idCardLength == 15) {
            $sBirthday = '19' . substr($idcard, 6, 2) . '-' . substr($idcard, 8, 2) . '-' . substr($idcard, 10, 2);
            $d = date_create($sBirthday);
            $dd = date_format($d, "Y-m-d");
            if ($sBirthday != $dd) {
                return false;
            }

            $idcard = substr($idcard, 0, 6) . '19' . substr($idcard, 6, 9);//15to18
            $Bit18 = $this->getVerifyBit($idcard);//算出第18位校验码
            $idcard = $idcard . $Bit18;
        }
        // 判断是否大于2078年，小于1900年
        $year = substr($idcard, 6, 4);
        if ($year < 1900 || $year > 2078) {
            return false;
        }

        // 18位身份证处理
        $sBirthday = substr($idcard, 6, 4) . '-' . substr($idcard, 10, 2) . '-' . substr($idcard, 12, 2);
        $d = date_create($sBirthday);
        // $dd = date_format($d, 'Y-m-d');
        // if ($sBirthday != $dd) {
        //     return false;
        // }

        // 身份证编码规范验证
        $idcard_base = substr($idcard, 0, 17);
        if (strtoupper(substr($idcard, 17, 1)) != $this->getVerifyBit($idcard_base)) {
            return false;
        }

        return true;
    }

    // 计算身份证校验码，根据国家标准GB 11643-1999
    public function getVerifyBit($idcard_base)
    {
        if (strlen($idcard_base) != 17) {
            return false;
        }

        // 加权因子
        $factor = array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
        // 校验码对应值
        $verify_number_list = array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');

        $checksum = 0;
        for ($i = 0; $i < strlen($idcard_base); $i++) {
            $checksum += substr($idcard_base, $i, 1) * $factor[$i];
        }

        $mod = $checksum % 11;
        $verify_number = $verify_number_list[$mod];

        return $verify_number;
    }

}